20166883575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{615313}}^1$

素因数の和:615368

約数の個数: 48

約数和(自身を含む): 36623489280

約数和(自身を除く): 16456605705

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 6555, 10925, 32775, 615313, 1845939, 3076565, 9229695, 11690947, 14152199, 15382825, 35072841, 42456597, 46148475, 58454735, 70760995, 175364205, 212282985, 268891781, 292273675, 353804975, 806675343, 876821025, 1061414925, 1344458905, 4033376715, 6722294525, 20166883575]

約数ペア:

[(1, 20166883575), (3, 6722294525), (5, 4033376715), (15, 1344458905), (19, 1061414925), (23, 876821025), (25, 806675343), (57, 353804975), (69, 292273675), (75, 268891781), (95, 212282985), (115, 175364205), (285, 70760995), (345, 58454735), (437, 46148475), (475, 42456597), (575, 35072841), (1311, 15382825), (1425, 14152199), (1725, 11690947), (2185, 9229695), (6555, 3076565), (10925, 1845939), (32775, 615313)]